Latia limpets make their home on the rocky bottoms of New Zealand’s small streams. To safe at night, they make glow-in-the-dark mucus. Really. It’s true.
When a hungry fish tries to pry a limpet off a rock, the snail releases a gob of glowing slime. As the greenish-yellow goo flows downstream, the attacker chases the moving light. Bye-bye predator.
For more gross facts about our animal neighbors, check out Animal Grossapedia. But be sure not to read it right after lunch!